Home / 468,608,643.72-702,417,376.11-173,313,991.83

Finding the Fourth Proportional to 468,608,643.72, 702,417,376.11 and 173,313,991.83

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Solution

The fourth proportional to 468,608,643.72, 702,417,376.11 and 173,313,991.83 is: 259,787,694.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,608,643.72 : 702,417,376.11 = 173,313,991.83 : x
  2. Step 2: Convert to fraction form
    468,608,643.72/702,417,376.11 = 173,313,991.83/x
  3. Step 3: Cross multiply
    468,608,643.72x = 702,417,376.11 × 173,313,991.83
  4. Step 4: Simplify right side
    468,608,643.72x = 121,738,759,384,378,592
  5. Step 5: Solve for x
    x = 121,738,759,384,378,592/468,608,643.72
  6. Step 6: Final answer
    x = 259,787,694.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.